ANGGARA, Gusti Prasetyo Rendy and Silviana, Silviana and Wardaya, Asep Yoyo (2025) ANALISIS STUDI KELAYAKAN PEMANFAATAN PLTS ATAP PARKIRAN MOBIL SISTEM OFF GRID KAPASITAS 162 KWP DI PLTU SUMSEL-8. Masters thesis, UNIVERSITAS DIPONEGORO.
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Abstract
Pemanfaatan energi surya sebagai sumber listrik terbarukan semakin berkembang seiring meningkatnya kebutuhan energi dan dorongan untuk menurunkan emisi gas rumah kaca. Penelitian ini bertujuan untuk mengevaluasi kelayakan teknis, ekonomi, lingkungan, dan risiko dari penerapan sistem Pembangkit Listrik Tenaga Surya (PLTS) off-grid berkapasitas 162,9 kWp yang dirancang untuk dipasang di area parkir Pembangkit Listrik Tenaga Uap (PLTU) di Sumatera Selatan. Sistem ini dirancang untuk beroperasi secara mandiri (off-grid), sehingga memerlukan penyimpanan energi menggunakan baterai dengan kapasitas cadangan selama 1,22 hari, serta mempertimbangkan efisiensi panel, intensitas radiasi matahari, dan rasio performa sistem. Metode yang digunakan dalam penelitian ini bersifat kuantitatif, dengan pemodelan sistem dilakukan melalui perangkat lunak Helioscope untuk analisis teknis dan HOMER untuk analisis keekonomian. Hasil simulasi menunjukkan bahwa sistem mampu menghasilkan energi listrik sebesar ±40,5 MWh per tahun, dengan Net Present Cost (NPC) sebesar Rp 4,01 miliar selama umur proyek 25 tahun. Levelized Cost of Electricity (LCOE) yang diperoleh berada di bawah Rp 1.000/kWh, jauh lebih rendah dibandingkan tarif listrik PLN nonsubsidi (Rp 1.400–1.700/kWh). Analisis ekonomi lebih lanjut menunjukkan nilai Net Present Value (NPV) sebesar Rp 532 juta (positif), yang menandakan proyek layak secara finansial. Dari sisi lingkungan, sistem ini dapat mengurangi emisi karbon hingga 180,3 ton CO₂ per tahun, yang setara dengan penyerapan emisi oleh 8283 pohon atau penghematan 67.287 liter solar per tahun. Analisis risiko mencakup degradasi panel surya sebesar 0,5–1% per tahun dan variabilitas radiasi matahari yang dapat memengaruhi output energi. Dengan cakupan analisis yang menyeluruh dan penerapan pada skala besar di kawasan industri, penelitian ini memberikan kontribusi signifikan dalam pengembangan model evaluasi kelayakan PLTS off-grid yang belum banyak dibahas pada studi sebelumnya.
Kata kunci: PLTS off-grid, Helioscope, HOMER, LCOE, emisi karbon, kelayakan proyek, energi terbarukan
The utilization of solar energy as a renewable power source continues to grow in response to increasing energy demand and the global push to reduce greenhouse gas emissions. This study aims to evaluate the technical, economic, environmental, and risk feasibility of implementing a 162.9 kWp off-grid Solar Power Plant (PLTS) system installed in the parking area of a coal-fired power plant (PLTU) in South Sumatra, Indonesia. The system is designed to operate independently (off-grid), requiring an energy storage system with battery backup for 1.22 days, while considering panel efficiency, solar irradiation intensity, and system performance ratio. The research adopts a quantitative approach using Helioscope software for technical simulation and HOMER for economic modeling. Simulation results show that the system is capable of generating approximately 40.5 MWh of electricity annually, with a Net Present Cost (NPC) of IDR 4.01 billion over a 25-year project lifespan. The Levelized Cost of Electricity (LCOE) is calculated to be below IDR 1,000/kWh, significantly lower than the unsubsidized PLN electricity tariff (IDR 1,400–1,700/kWh). Economic analysis further reveals a positive Net Present Value (NPV) of IDR 532 million, indicating that the project is financially feasible. From an environmental perspective, the system can reduce carbon emissions by approximately 180,3 tons of CO₂ per year, equivalent to the annual absorption of 8283 trees or a savings of around 67.287 liters of diesel fuel. Risk analysis considers solar panel degradation (0.5–1% per year) and solar irradiance variability, both of which impact long-term energy output. With a comprehensive scope of analysis and a focus on large-scale industrial implementation, this study contributes significantly to the development of feasibility assessment models for off-grid solar systems, an area still underrepresented in previous research.
Keywords: Off-grid solar PV, Helioscope, HOMER, LCOE, carbon emission, project feasibility, renewable energy
| Item Type: | Thesis (Masters) |
|---|---|
| Uncontrolled Keywords: | PLTS off-grid, Helioscope, HOMER, LCOE, emisi karbon, kelayakan proyek, energi terbarukan |
| Subjects: | Sciences and Mathemathic |
| Divisions: | Postgraduate Program > Master Program in Energy |
| Depositing User: | ekana listianawati |
| Date Deposited: | 09 Oct 2025 08:26 |
| Last Modified: | 09 Oct 2025 08:26 |
| URI: | https://eprints2.undip.ac.id/id/eprint/39858 |
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